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Interview Questions with Answers? Here we have compiled set of SAP HANA
Interview Questions and Answers for fresher’s and experienced.
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| SAP HANA Interview Questions and Answers |
1. Which
operating system is supported by HANA?
Currently
SAP HANA supports SUSE Linux Enterprise Server x86-64 (SLES) 11 SP1 Operating
System.
2. What
are some features of SAP HANA in-memory database?
SAP
HANA in-memory database main features are:
• SAP HANA in-memory is a combination of
row-based, column based and Object Oriented base technology.
• It is Hybrid In-memory database.
• SAP HANA in-memory use parallel processing
with multicore CPU Architecture.
• SAP HANA In-Memory database takes 5
nanoseconds to reads data whereas other conventional databases take 5
milliseconds to read memory data.
3. What
is the Core Architecture of SAP HANA?
SAP
HANA was first, developed in Java and C++ and was
designed only to run on Suse Linux Enterprise Server 11 Operating System. SAP
HANA system consists of multiple components which are responsible for enhancing
computing power of HANA system.
4. What
are the Authentication methods in SAP HANA?
In
order to get access to HANA database all SAP HANA users must be verified with
different Authentications Mechanisms provided by SAP HANA. Various types of
authentication method are supported by SAP HANA system. These authentication
methods methods are configured while creating user profile.
Here
is the list of authentication methods supported by SAP HANA:
• Kerberos
• SAML 2.0
• SAP Logon tickets
• X.509
5. What
are the different compression techniques in HANA?
Different
types of compression techniques in available in SAP HANA are:
• Run-length encoding
• Cluster encoding
• Dictionary encoding
• Prefix encoding
• Indirect encoding
• Sparse encoding
6. What
is the development language used by SAP HANA?
C++
is the development language used by SAP HANA.
7. What
is the security features present in SAP HANA?
The
following security related features are provided by SAP HANA:
• Authentication and SSO
• Authorization
• User and Role Management
• Encryption of data communication in Network
• Encryption of data in Persistence Layer
8. Can
Intercompany be compatible with HANA?
Intercompany
is certainly not compatible with HANA databases.
9. How
can the user create & export Plan in HANA Studio?
• Prepare the SQL Statement in the SQL
editor. User right-clicks your mouse button and selects Visualize Plan.
• Clicking on the Save As the icon and
specifying the same location in the top right-hand corner of the screen.
• For viewing the executed plan, a user
clicks on the Execute dropdown in the right-hand corner of the screen and click
on Execute
• Finally, clicking on the Save As the icon
in the right-hand corner and select you to save location.
10.
List the steps for upgrading your HANA express edition to HANA?
The
steps for upgrading HANA express edition to HANA 2 are listed below:
• First Increase memory to 8 GB
• Also, download the Binary Installer
• Please then create a temporary user
• Uninstalling HANA 1 and Installing HANA 2
• At last, connect to HANA 2 Cockpit
11.
How to a HANA cross join between two nodes in a Graphical Calculation View as
HANA is allowing only left and right join?
A
dummy column can be introduced into a projection by returning a constant (for
ex. 1) in both the nodes that user want to join. Now join the dummy columns.
Therefore, technically it is still an inner join but more effectively crosses
join.
12.
How to view User Detail in S/4 HANA Cloud?
• User Logs in as Administrator
• Selecting App Maintain Business Users
• In the Logon Status Dropdown selects All
Users
• Select go for generating a list view of
Users
13. What is the role of master controller job
in SAP HANA?
The
job is arranged on demand and is responsible for
• Creating database triggers and logging
table into the source system
• Creating Synonyms
• Writing new entries in admin tables in SLT
server when a table is replicated/loaded
14. Name various components of SAP HANA?
• SAP HANA DB
• SAP HANA Studio
• SAP HANA Appliance
• SAP HANA Application Cloud
15.
How to Embed XS Engine in HANA?
User
adds a custom parameter named embedded. To the http server section of the
xsengine.ini file and setting its value to true.
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